feat(user/bk_this-date): Add script to print dow for given dom
[BK-2020-03.git] / sysutils / bkBundleDir.sh
1 #!/bin/bash
2 # Desc: Creates git bundles from git repos in current working directory,
3 # saving them to $outDir.
4 # Usage: bkBundleDir.sh
5 # Output: .bundle files in ./archive/ directory.
6
7 #==BEGIN Define functions==
8 yell() { echo "$0: $*" >&2; } # Yell, Die, Try Three-Fingered Claw technique; # Ref/Attrib: https://stackoverflow.com/a/25515370
9 die() { yell "$*"; exit 111; }
10 try() { "$@" || die "cannot $*"; }
11 dateTimeShort(){
12 # Desc: Timestamp without separators (YYYYmmddTHHMMSS+zzzz)
13 # Usage: dateTimeShort ([str date])
14 # Version 1.1.1
15 # Input: arg1: 'date'-parsable timestamp string (optional)
16 # Output: stdout: timestamp (ISO-8601, no separators)
17 # Depends: yell
18 local argTime timeCurrent timeInput timeCurrentShort
19
20 argTime="$1";
21 # Get Current Time
22 timeCurrent="$(date --iso-8601=seconds)" ; # Produce `date`-parsable current timestamp with resolution of 1 second.
23 # Decide to parse current or supplied date
24 ## Check if time argument empty
25 if [[ -z "$argTime" ]]; then
26 ## T: Time argument empty, use current time
27 timeInput="$timeCurrent";
28 else
29 ## F: Time argument exists, validate time
30 if date --date="$argTime" 1>/dev/null 2>&1; then
31 ### T: Time argument is valid; use it
32 timeInput="$argTime";
33 else
34 ### F: Time argument not valid; exit
35 yell "ERROR:Invalid time argument supplied. Exiting."; exit 1;
36 fi
37 fi
38 # Construct and deliver separator-les date string
39 timeCurrentShort="$(date -d "$timeInput" +%Y%m%dT%H%M%S%z)";
40 echo "$timeCurrentShort";
41 } # Get YYYYmmddTHHMMSS±zzzz
42 #==END Define functions==
43
44
45 #==BEGIN Define static vars==
46 scriptStartDir="$(pwd)"; # Note current working directory (where git repos should be located)
47 outDir="$scriptStartDir/archive/"; # Specify where .bundle files should be written
48 #==END Define static vars==
49
50
51 #==BEGIN Create Git Bundles==
52 #===BEGIN Create output dir if necessary===
53 if [ ! -d "$outDir" ]; then
54 mkdir -p "$outDir";
55 yell "STATUS:Created output directory for bundles:$outDir";
56 fi;
57 #===END Create output dir if necessary===
58
59
60 #===BEGIN Loop through dirs===
61 for dir in ./*/ ; do # cycle through dirs
62 (
63 pushd "$dir" 1>/dev/null 2>&1; # Enter dir
64 if [ -d ./.git ]; # Check if git repo by seeing if `.git` subdir exists.
65 then
66 yell "DEBUG:========================";
67 yell "DEBUG:dir:$dir";
68 dirName="$(basename "$dir")";
69 yell "DEBUG:dirName:$dirName";
70 #git status -s;
71 outFileName="$(dateTimeShort)".."$dirName".bundle;
72 yell "DEBUG:outFileName:$outFileName";
73 outFilePath="$outDir""$outFileName";
74 yell "DEBUG:outFileName:$outFilePath";
75 git bundle create "$outFilePath" --all;
76 if [ $? -eq 0 ]; then yell "STATUS:git bundle created at:$outFilePath"; fi;
77 else
78 yell "ERR:No .git dir: "$(pwd)
79 fi;
80 popd 1>/dev/null 2>&1;
81 );
82 done
83 #===END Loop through dirs===
84 #==END Create Git Bundles==